class Punct
{
	double x, y; // private: (x,y) e R2
	public:
		Punct ( )
			{ x=0; y=0; }
		Punct(double x0, float y0)
			{ x=x0; y=y0; }
		Punct(Punct& P)
			{ x=P.x; y=P.y; }
		void CitP(char*);
		void TipP(char*);
};